I attached the fret to the homemade ukulele.
A fret is a line of brass.
It will be completion soon.
The site which calculates the interval of a fret.
http://www.crane.gr.jp/CRANE_TSULTRA_FRET/CRANE_TSULTRA_FRET_CGI_E/
I made these Homemade Instruments. DIY, Homemade Instruments, Strange Musical Instruments.
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